1899731456

素因数分解:

$2^9\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1873}}^1$

素因数の和:2181

約数の個数: 80

約数和(自身を含む): 4355655744

約数和(自身を除く): 2455924288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 283, 448, 512, 566, 896, 1132, 1792, 1873, 1981, 2264, 3584, 3746, 3962, 4528, 7492, 7924, 9056, 13111, 14984, 15848, 18112, 26222, 29968, 31696, 36224, 52444, 59936, 63392, 72448, 104888, 119872, 126784, 144896, 209776, 239744, 253568, 419552, 479488, 507136, 530059, 839104, 958976, 1014272, 1060118, 1678208, 2120236, 3356416, 3710413, 4240472, 6712832, 7420826, 8480944, 14841652, 16961888, 29683304, 33923776, 59366608, 67847552, 118733216, 135695104, 237466432, 271390208, 474932864, 949865728, 1899731456]

約数ペア:

[(1, 1899731456), (2, 949865728), (4, 474932864), (7, 271390208), (8, 237466432), (14, 135695104), (16, 118733216), (28, 67847552), (32, 59366608), (56, 33923776), (64, 29683304), (112, 16961888), (128, 14841652), (224, 8480944), (256, 7420826), (283, 6712832), (448, 4240472), (512, 3710413), (566, 3356416), (896, 2120236), (1132, 1678208), (1792, 1060118), (1873, 1014272), (1981, 958976), (2264, 839104), (3584, 530059), (3746, 507136), (3962, 479488), (4528, 419552), (7492, 253568), (7924, 239744), (9056, 209776), (13111, 144896), (14984, 126784), (15848, 119872), (18112, 104888), (26222, 72448), (29968, 63392), (31696, 59936), (36224, 52444)]